Great Falls Reservoir Tailrace below Great Falls, SC
River water level · Chester County, South Carolina
Latest recorded water level
USGS gauge 021474095
281.93 ft
As of September 21, 2026 ·
daily mean · updated daily by USGS
Context
- September levels were last this low in 2025.
- Typical September level here (10-year average): 282.14 ft.
- Up 0.49 ft over the past 30 days.
- Today's level is higher than 51% of all readings in the past decade.
- 10-year range: 278.55 ft (July 7, 2026) to 290.12 ft (September 29, 2024).
About this gauge
| Gauge | USGS 021474095 |
|---|---|
| Type | River |
| County | Chester County |
| Measures | Gage height (North American Vertical Datum of 1988) |
| Readings stored | 1,274 daily values back to March 28, 2023 |